The most versatile in the DURA-ACE wheel lineup, the C40 is the perfect blend of light weight and aerodynamics. The 40 mm ultralight carbon rim is fast and stable in the windiest of conditions. The C40's stiff construction makes it the choice of ProTour sprinters and climbers alike.

• Best all-round wheelset
• Balanced low inertia & aerodynamics
• Responsive acceleration
• Improved drive rigidity
• OPTBAL spoke system
• Lightweight yet rigid
• Road E-THRU 12 mm
• Ultra-light full carbon rim
• Disc brake system
• CENTER LOCK